From: Steffen Eiden <seiden@linux.ibm.com>
To: Christian Borntraeger <borntraeger@linux.ibm.com>,
Janosch Frank <frankja@linux.ibm.com>,
Claudio Imbrenda <imbrenda@linux.ibm.com>,
David Hildenbrand <david@kernel.org>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Sven Schnelle <svens@linux.ibm.com>,
Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Matthew Rosato <mjrosato@linux.ibm.com>,
Farhan Ali <alifm@linux.ibm.com>,
Eric Farman <farman@linux.ibm.com>,
Tony Krowiak <akrowiak@linux.ibm.com>,
Halil Pasic <pasic@linux.ibm.com>,
Jason Herne <jjherne@linux.ibm.com>,
Harald Freudenberger <freude@linux.ibm.com>,
Holger Dengler <dengler@linux.ibm.com>,
Alex Williamson <alex@shazbot.org>
Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org,
Steffen Eiden <seiden@linux.ibm.com>
Subject: [PATCH v4 6/6] KVM: Remove unused file_is_kvm
Date: Mon, 28 Sep 2026 15:07:07 +0200 [thread overview]
Message-ID: <20260928-vfio-v4-6-e32e226d5932@linux.ibm.com> (raw)
In-Reply-To: <20260928-vfio-v4-0-e32e226d5932@linux.ibm.com>
Remove the now unused file_is_kvm function.
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
---
include/linux/kvm_host.h | 1 -
virt/kvm/kvm_main.c | 6 ------
2 files changed, 7 deletions(-)
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 3c5a389361c6..586f6e8bb81b 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1087,7 +1087,6 @@ void kvm_exit(void);
void kvm_get_kvm(struct kvm *kvm);
bool kvm_get_kvm_safe(struct kvm *kvm);
void kvm_put_kvm(struct kvm *kvm);
-bool file_is_kvm(struct file *file);
/*
* Architectures define kvm_file_to_kvm_arch to <arch>
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index ff4fab9753ca..60e614795a36 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -5515,12 +5515,6 @@ static struct file_operations kvm_vm_fops = {
KVM_COMPAT(kvm_vm_compat_ioctl),
};
-bool file_is_kvm(struct file *file)
-{
- return file && file->f_op == &kvm_vm_fops;
-}
-EXPORT_SYMBOL_FOR_KVM_INTERNAL(file_is_kvm);
-
#ifdef kvm_file_to_kvm_arch
struct kvm *kvm_file_to_kvm_fn(struct file *file)
{
--
2.53.0
next prev parent reply other threads:[~2026-09-28 13:07 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-28 13:07 [PATCH v4 0/6] KVM/vfio: Use file-based reference counting for KVM Steffen Eiden
2026-09-28 13:07 ` [PATCH v4 1/6] KVM: Introduce file_to_kvm_<arch>() infrastructure Steffen Eiden
2026-09-28 13:14 ` sashiko-bot
2026-09-28 13:07 ` [PATCH v4 2/6] KVM: Add file back-pointer to struct kvm Steffen Eiden
2026-09-28 13:18 ` sashiko-bot
2026-09-28 13:07 ` [PATCH v4 3/6] KVM: x86: Use file_to_kvm_x86() in SEV Steffen Eiden
2026-09-28 13:13 ` sashiko-bot
2026-09-28 13:07 ` [PATCH v4 4/6] KVM/vfio: Use file-based reference counting for KVM Steffen Eiden
2026-09-28 13:22 ` sashiko-bot
2026-09-29 17:59 ` Claudio Imbrenda
2026-09-30 7:35 ` Steffen Eiden
2026-10-01 17:39 ` Alex Williamson
2026-09-28 13:07 ` [PATCH v4 5/6] KVM: Restrict kvm_get_kvm/kvm_put_kvm export to internal KVM modules Steffen Eiden
2026-09-28 13:12 ` sashiko-bot
2026-09-28 13:07 ` Steffen Eiden [this message]
2026-09-28 13:11 ` [PATCH v4 6/6] KVM: Remove unused file_is_kvm sashiko-bot
2026-09-28 19:26 ` [PATCH v4 0/6] KVM/vfio: Use file-based reference counting for KVM Sean Christopherson
2026-09-29 13:05 ` Janosch Frank
2026-09-30 7:45 ` Claudio Imbrenda
2026-10-01 11:59 ` Christian Borntraeger
2026-10-01 17:46 ` Alex Williamson
2026-10-02 8:48 ` Christian Borntraeger
2026-10-07 12:31 ` Christian Borntraeger
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